291225315

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{8821}}^1$

素因数の和:8931

約数の個数: 32

約数和(自身を含む): 487821312

約数和(自身を除く): 196595997

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 355, 465, 1065, 2201, 6603, 8821, 11005, 26463, 33015, 44105, 132315, 273451, 626291, 820353, 1367255, 1878873, 3131455, 4101765, 9394365, 19415021, 58245063, 97075105, 291225315]

約数ペア:

[(1, 291225315), (3, 97075105), (5, 58245063), (15, 19415021), (31, 9394365), (71, 4101765), (93, 3131455), (155, 1878873), (213, 1367255), (355, 820353), (465, 626291), (1065, 273451), (2201, 132315), (6603, 44105), (8821, 33015), (11005, 26463)]